CN114603112B

CN114603112B - Integrated die for manufacturing multiple shells

Info

Publication number: CN114603112B
Application number: CN202210496982.2A
Authority: CN
Inventors: 邓杨全; 王峰; 俞高杰; 旷文中; 高宇; 邵纪东; 李定龙; 叶挺; 顾巧炯
Original assignee: Zhejiang Huashuo Technology Co ltd
Current assignee: Zhejiang Huashuo Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-09-16
Anticipated expiration: 2042-05-09
Also published as: CN114603112A

Abstract

The invention discloses an integrated die for manufacturing a multi-shell, wherein the shell comprises a motor shell, a gearbox shell and a transformer shell, the die comprises a movable die, a fixed die and a sliding block, the end surfaces of the movable die, the fixed die and the sliding block surround to form a first cavity, a second cavity and a third cavity which are separated, and the first cavity, the second cavity and the third cavity are respectively used for forming the motor shell, the gearbox shell and the transformer shell; the mold also comprises a pouring runner and a liquid cooling water path, the pouring runner is simultaneously communicated with the first cavity and the second cavity, and the liquid cooling water path is attached to the side walls of the first cavity, the second cavity and the third cavity; the liquid cooling water path is made by 3D printing; three die cavities can be used for three kinds of casings of die-casting simultaneously, the production efficiency of three kinds of casings of improvement that can be very big, and adopt 3D printing technique to make the liquid cooling water route, and its shape is the die cavity of more laminating, can improve cooling effect.

Description

Integrated die for manufacturing multiple shells

Technical Field

The invention relates to the technical field of dies, in particular to an integrated die for manufacturing multiple shells.

Background

The motor shell, the gearbox shell and the transformer shell are main protective shells of automobile power parts, and are widely applied to the technical field of automobiles.

However, in the prior art, each shell is produced separately through an independent mold, and the number of types of the required molds is large, so that the cost is increased, and the production efficiency is low; and aiming at the multi-cavity die, the liquid cooling water path can not completely fit a plurality of cavities due to the processing difficulty because the shapes of the cavities are changeable, and the cooling effect is general.

Disclosure of Invention

In view of the above disadvantages in the prior art, the present invention is to provide an integrated mold for manufacturing multiple housings, which is used to solve the problems of high manufacturing cost, low efficiency and low cooling effect of three housings in the prior art.

The technical scheme adopted by the invention for solving the technical problems is that the integrated die for manufacturing the multiple shells comprises a motor shell, a gearbox shell and a transformer shell, the die comprises a movable die, a fixed die and a sliding block, the end surfaces of the movable die, the fixed die and the sliding block surround to form a first cavity, a second cavity and a third cavity which are separated, and the first cavity, the second cavity and the third cavity are respectively used for forming the motor shell, the gearbox shell and the transformer shell;

the mold also comprises a pouring runner and a liquid cooling water path, the pouring runner is simultaneously communicated with the first cavity and the second cavity, and the liquid cooling water path is attached to the side walls of the first cavity, the second cavity and the third cavity;

the sliding block comprises an inclined sliding block, an auxiliary pouring channel is arranged on the inclined sliding block, and the auxiliary pouring channel is communicated with the third cavity;

the liquid cooling water route adopts 3D to print and makes.

According to the integrated mold for manufacturing the multiple shells, one section of the liquid cooling water path is attached to the side walls of the first cavity, the second cavity and the third cavity in a folding mode.

According to the integrated die for manufacturing the multi-shell, the inclined sliding block is slidably arranged on the movable die and is positioned at the oblique angle of the movable die, two auxiliary pouring channels are arranged on the inclined sliding block, and both the two auxiliary pouring channels can be communicated with the third cavity.

According to the integrated die for manufacturing the multi-shell, the sliding blocks further comprise four main sliding blocks, the four main sliding blocks are respectively arranged on four sides of the movable die in a sliding mode, one end of each main sliding block is provided with a contact surface, and the contact surfaces are matched with the fixed die and the movable die to form the first cavity and/or the second cavity and/or the third cavity.

According to the integrated die for manufacturing the multiple shells, the first end, far away from the contact surface, of the main sliding block is provided with the driving oil cylinder, and the driving oil cylinder is used for providing a die locking force for the main sliding block or driving the main sliding block to translate.

According to the integrated die for manufacturing the multi-shell, the main sliding block is further provided with a pressing strip, one end of the pressing strip is connected with the main sliding block, and the other end of the pressing strip is connected with the driving oil cylinder.

According to the integrated die for manufacturing the multiple shells, the contact surfaces of the main sliding blocks are provided with the ejector pins.

According to the integrated die for manufacturing the multiple shells, the fixed die is provided with the sprue bush, and the sprue bush is provided with the sprue inlet communicated with the sprue inlet channel;

the two pouring runners are respectively communicated with the first cavity and the second cavity.

According to the integrated mold for manufacturing the multi-shell, a shunting block is arranged right below the pouring gate, and the two pouring gate runners are respectively arranged on two sides of the shunting block;

it includes that main watering waters and branch waters the runner, and is a plurality of divide to water and be located respectively the tail end of main watering, it is a plurality of divide to water and be located the week side of first die cavity or be located the week side of second die cavity.

The integrated die for manufacturing the multi-shell further comprises a die frame, and the die frame is located on the outer sides of the movable die and the fixed die.

Compared with the prior art, the invention has at least the following beneficial effects:

1. the movable die, the fixed die and the sliding block surround to form three cavities, so that the three shells can be simultaneously die-cast, the production efficiency of the three shells can be greatly improved, and the production cost can be greatly reduced;

2. the liquid cooling water paths are manufactured by adopting a 3D printing technology, and can be arranged and attached to the side walls of the three cavities, so that the cooling effect of the three cavities can be greatly improved, and the solidification forming of the casting is accelerated;

3. the inclined slide block is arranged to supply liquid to one of the cavities, so that the pouring speed of the three cavities can be increased, and the three cavities can be guaranteed to be poured in place;

4. a flow distribution block is arranged below the inlet gate, so that liquid entering from the inlet gate can be distributed, and the two cavities can be fully poured;

5. the contact surface of the main sliding block is provided with the thimble, so that the die opening action of the main sliding block can be more convenient, and the die opening difficulty is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the assembly structure of the fixed mold, the movable mold and the sliding block of the invention;

FIG. 3 is a schematic view of the internal structure of the mold of the present invention;

FIG. 4 is a schematic view of the internal structure of the mold of the present invention from another perspective;

FIG. 5 is a view showing the arrangement of a first cavity and a third cavity according to the present invention;

FIG. 6 is a diagram of a second cavity distribution structure according to the present invention.

In the figure:

100. moving the mold; 200. fixing a mold; 210. a sprue bush; 211. a gate is arranged; 300. a slider; 310. an inclined slide block; 311. an auxiliary runner; 312. feeding a runner; 320. a main slider; 330. a driving oil cylinder; 340. layering; 400. pouring into a runner; 410. a main runner; 420. dividing a pouring channel; 500. a liquid cooling waterway; 600. a mold frame; 700. a first cavity; 800. a second cavity; 900. and a third cavity.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Referring to fig. 1 to 6, the present invention discloses an integrated mold for manufacturing a multi-shell, the shell comprises a motor shell, a gearbox shell and a transformer shell, the die comprises a moving die 100, a fixed die 200 and a sliding block 300, the end surfaces of the movable mold 100, the fixed mold 200 and the slide block 300 surround to form a first cavity 700, a second cavity 800 and a third cavity 900 which are separated, the first cavity 700, the second cavity 800 and the third cavity 900 are respectively used for forming the motor housing, the gearbox housing and the transformer housing, namely, the motor shell, the gearbox shell and the transformer shell can be molded at one time, the production and manufacturing efficiency of the three shells is greatly improved, the production cost of the shells is reduced, wherein the second cavity 800 is located below the first cavity 700, and the third cavity 900 is located at one side of the first cavity 700.

The mould is still including advancing runner 400 and liquid cooling water route 500 of watering, advance runner 400 simultaneously with first die cavity 700 and second die cavity 800 intercommunication of watering, liquid cooling water route 500 laminates first die cavity 700, second die cavity 800 and in the lateral wall of third die cavity 900, wherein liquid cooling water route 500 adopts 3D printing technique to make, and conventional machining liquid cooling water route 500, its shape can't be processed too and is buckled, and the processing degree of difficulty is also than higher, therefore the unable mould that adapts to many die cavities in current cooling water route, and its cooling effect is relatively poor, and liquid cooling water route 500 that adopts 3D printing technique to make can laminate the design according to the shape of die cavity completely, and its cooling effect is better.

The slider 300 comprises an inclined slider 310, an auxiliary runner 311 is arranged on the inclined slider 310, the auxiliary pouring channel 311 is communicated with the third cavity 900, the pouring runner 400 is used for pouring the first cavity 700 and the second cavity 800, the auxiliary pouring channel 311 on the inclined slide block 310 is used for pouring the third cavity 900, since the sprue 400 is spaced apart from the third cavity 900, and if the sprue 400 is disposed to supply liquid to three cavities at the same time, the pouring speed is very slow, the pouring is incomplete possibly, the inclined slide block 310 independently arranged can be matched with the moving die 100 and the fixed die 200 to form a third cavity 900 and can supply liquid for the third cavity 900, a pouring gate of the third cavity 900 can be shortened, the pouring efficiency is ensured, in this embodiment, a circumferentially disposed sprue 312 is provided adjacent the third cavity 900, the auxiliary runner 311 is communicated with the inlet runner 312, and the inlet runner 312 performs the pouring operation.

Preferably, one section of liquid cooling water route 500 is the laminating of rugosity and is in on the lateral wall of first die cavity 700, second die cavity 800 and third die cavity 900, can increase liquid cooling water route 500's overall length, also increase and the die cavity between area of contact, improvement cooling efficiency that can be very big, the maximize utilizes the technical advantage that 3D printed.

Preferably, the inclined sliding block 310 is slidably disposed on the moving mold 100 and located at an oblique angle of the moving mold 100, two auxiliary runners 311 are disposed on the inclined sliding block 310, both the two auxiliary runners 311 can be communicated with the third cavity 900, the two auxiliary runners 311 are simultaneously poured, the pouring efficiency can be further increased, and the inclined sliding block 310 can move outward to perform preliminary mold opening.

Further preferably, the slider 300 further includes four main sliders 320, the four main sliders 320 are respectively slidably disposed on four sides of the movable mold 100, and one end of the main slider 320 is provided with a contact surface, the contact surface cooperates with the fixed mold 200 and the movable mold 100 to form the first cavity 700, the second cavity 800 and/or the third cavity 900, the contact surface forms a part of an inner wall of the cavity, of course, the inclined slider 310 is provided with a contact surface to cooperate to form the third cavity 900, during a mold opening process, the main slider 320 and the inclined slider 310 need to be removed first, and then the movable mold 100 needs to be removed.

Further preferably, a driving oil cylinder 330 is arranged at a first end of the main slider 320 far away from the contact surface, the driving oil cylinder 330 is used for providing a mold locking force for the main slider 320 or driving the main slider 320 to translate, when the mold is closed, the driving oil cylinder 330 provides a mold locking force for the main slider 320 to keep the main slider at a fixed position, and during mold opening, the driving oil cylinder 330 provides sliding power for the main slider 320 to enable the main slider to be separated from contact with a molded product.

Further preferably, a pressing strip 340 is further disposed on the main slider 320, one end of the pressing strip 340 is connected to the main slider 320, the other end of the pressing strip 340 is connected to the driving cylinder 330, and the driving cylinder 330 drives the main slider 320 through the pressing strip 340.

Further preferably, the contact surface of the main slider 320 is provided with a thimble, and the thimble arranged on the contact surface of the main slider 320 can be used for pushing the molded product open when the mold is opened, so as to prevent the main slider 320 from being unable to move due to adhesion with the product.

Preferably, a sprue bush 210 is arranged on the fixed die 200, a sprue 211 communicated with the sprue channel 400 is arranged on the sprue bush 210, two sprue channels 400 are arranged, and the two sprue channels 400 are respectively communicated with the first cavity 700 and the second cavity 800.

Preferably, a flow dividing block is arranged right below the gate 211, and the two gate runners 400 are respectively arranged on two sides of the flow dividing block; the pouring runner 400 comprises a main pouring channel 410 and a branch pouring channel 420, the branch pouring channel 420 is located at the tail end of the main pouring channel 410, the branch pouring channel 420 is located at the peripheral side of the first cavity 700 or at the peripheral side of the second cavity 800, the branch flow block plays a role in branching, and the branch pouring channel 420 is arranged in a plurality of ways so as to ensure that the first cavity 700 and the second cavity 800 are poured in place.

Preferably, the mold frame 600 is further included, the mold frame 600 is located at the outer side of the movable mold 100 and the fixed mold 200, and the mold frame 600 plays a role in supporting and fixing the movable mold 100 and the fixed mold 200.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims

1. An integrated mold for manufacturing multiple shells comprises a motor shell, a gearbox shell and a transformer shell, and comprises a movable mold, a fixed mold and a sliding block, wherein the movable mold, the fixed mold and the sliding block surround end surfaces to form a first cavity, a second cavity and a third cavity which are separated from each other, and the first cavity, the second cavity and the third cavity are respectively used for forming the motor shell, the gearbox shell and the transformer shell;

the die further comprises a pouring channel and a liquid cooling water path, the pouring channel is communicated with the first cavity and the second cavity at the same time, and the liquid cooling water path is attached to the side walls of the first cavity, the second cavity and the third cavity;

the liquid cooling water path is manufactured by 3D printing;

the second cavity is located below the first cavity, and the third cavity is located on one side of the first cavity.

2. The integrated mold for manufacturing multiple shells according to claim 1, wherein a section of the liquid cooling waterway is folded to fit on the sidewalls of the first cavity, the second cavity and the third cavity.

3. An integrated mold for manufacturing multiple shells according to claim 1, wherein said oblique sliding block is slidably disposed on said movable mold at an oblique angle of said movable mold, and two auxiliary runners are disposed on said oblique sliding block, and both of said auxiliary runners can communicate with the third cavity.

4. An integrated mold for manufacturing multiple shells according to claim 1 or 3, wherein said slide blocks further comprise four main slide blocks, said four main slide blocks are respectively slidably disposed on four sides of said movable mold, and one end of said main slide blocks is provided with a contact surface, said contact surface cooperates with said fixed mold and said movable mold to form said first cavity and/or said second cavity and/or said third cavity.

5. The integrated mold for manufacturing multiple shells according to claim 4, wherein a first end of the main sliding block away from the contact surface is provided with a driving oil cylinder, and the driving oil cylinder is used for providing a mold locking force for the main sliding block or driving the main sliding block to translate.

6. The integrated die for manufacturing the multi-shell according to claim 5, wherein a pressing bar is further arranged on the main sliding block, one end of the pressing bar is connected with the main sliding block, and the other end of the pressing bar is connected with the driving oil cylinder.

7. The integrated mold for manufacturing multiple shells according to claim 4, wherein the contact surface of the main sliding block is provided with a thimble.

8. The integrated mold for manufacturing the multi-shell according to claim 1, wherein the fixed mold is provided with a sprue bush, and the sprue bush is provided with a sprue communicated with the sprue channel;

9. The integrated mold for manufacturing multiple shells according to claim 8, wherein a flow dividing block is arranged right below the sprue, and two sprue flow channels are respectively arranged on two sides of the flow dividing block;

10. An integrated mold for manufacturing multiple shells according to claim 1, further comprising a mold frame located outside said movable mold and said fixed mold.